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    1.8L Chevy Sonic Turbo Kit

    I was searching for a turbo kit for the 1.8 sonic but could not find a traditional kit. I got in contact with STS turbo and found out that they have a bolt on kit for it. The kit starts at $2400 and comes with a 5psi boost spring that is up-gradable and adjustable. The kit will produce around...
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